- Making http requests using okhttp
- scheduleAtFixedRate (ScheduledExecutorService)
- getSupportFragmentManager (FragmentActivity)
- getExternalFilesDir (Context)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
- DataSource (javax.sql)
An interface for the creation of Connection objects which represent a connection
to a database. This
- Table (com.google.common.collect)
A collection that associates an ordered pair of keys, called a row key and a
column key, with a sing
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